package java05;


import java.util.Arrays;
import java.util.Comparator;
import java.util.Scanner;

class NameComparator implements Comparator<PersonSortable2>{
	public int compare(PersonSortable2 o, PersonSortable2 t){
		return o.getName().compareTo(t.getName());
	}
}


class AgeComparator implements Comparator<PersonSortable2>{
	public int compare(PersonSortable2 o, PersonSortable2 t){
		return o.getAge() - t.getAge();
	}
}


class PersonSortable2{
	private String name;
	private int age;
	

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public int getAge() {
		return age;
	}

	public void setAge(int age) {
		this.age = age;
	}

	@Override
	public String toString() {
		return name + "-" + age;
	}
	
	public PersonSortable2(String name, int age){
		this.name = name;
		this.age = age;
	}
}

public class java2
{

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		int n = sc.nextInt();
		PersonSortable2[] persons = new PersonSortable2[n];
		for(int i = 0; i < n ; i++ ){
			persons[i] = new PersonSortable2(sc.next() , sc.nextInt());
		}
		System.out.println("NameComparator:sort");
		Arrays.sort(persons, new NameComparator());
		for(int i = 0; i < n ; i++ ){
			System.out.println(persons[i].toString());
		}
		System.out.println("AgeComparator:sort");
		Arrays.sort(persons, new AgeComparator());
		for(int i = 0; i < n ; i++ ){
			System.out.println(persons[i].toString());
		}
		System.out.println(Arrays.toString(NameComparator.class.getInterfaces()));
		System.out.println(Arrays.toString(AgeComparator.class.getInterfaces()));	
	}

}
